| Acronym | Definition |
|---|
| RRC | Radio Resource Control (3G) |
| RRC | Red River College (Canada) |
| RRC | Residency Review Committee (medical) |
| RRC | Railroad Commission of Texas (Austin, TX) |
| RRC | Reconstructionist Rabbinical College |
| RRC | Regional Radiocommunication Conference |
| RRC | Regional Readiness Command |
| RRC | Root Raised-Cosine (filter) |
| RRC | Royal Red Cross |
| RRC | Range Rover Classic (vehicle) |
| RRC | Relief and Rehabilitation Commission (Ethiopia) |
| RRC | Regional Research Centre |
| RRC | Radio Research Consortium |
| RRC | Rhine Research Center |
| RRC | Regional Response Center |
| RRC | Rapid Reaction Corps |
| RRC | Raritan Remote Client |
| RRC | Rehabilitation Recruitment Center |
| RRC | rec.roller-coaster |
| RRC | Rigid Raiding Craft |
| RRC | Royal Regiment of Canada |
| RRC | Resource Responsibility Center |
| RRC | Rock and Rap Confidential |
| RRC | Return Routability Check |
| RRC | Rubber Reserve Company (WWII-era government agency managing rubber as a strategic material) |
| RRC | Robotics Research Corporation |
| RRC | Really Really Cool |
| RRC | Requirements Review Council |
| RRC | Requirements Review Committee |
| RRC | Reconnaissance Review Conference (USACE) |
| RRC | Recruitment and Retention Center |
| RRC | Regional Reporting Center |
| RRC | Required Risk Capital |
| RRC | Resource Request Channel |
| RRC | Radar Return Code |
| RRC | Richland Research Complex |
| RRC | Rural Resources Centre |
| RRC | Research Reachback Center (US Army) |
| RRC | RFC Review Committee (NASA) |
| RRC | Retail Replenishment Center (recieving department) |